Advertising display



FIG. 1 is a front left side isometric view of an advertising display in accordance with the new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown in figs. 1-7 illustrate portions of the advertising display that form no part of the claimed design. 

CLAIM The ornamental design for an advertising display, as shown and described. 